109048-93-3 6-(2-Cyano-4,6-dinitrophenyl)azo-N-ethyl-2,2,4-trimethyl-7-propionamido-1,2,3,4-tetrahydroquinoline 68900-95-8 EINECS 272-644-2 N-(6-((2-Cyano-4,6-dinitrophenyl)azo)-1-ethyl-1,2,3,4-tetrahydro-2,2,4-trimethylquinolin-7-yl)propionamide Propanamide, N-(6-((2-cyano-4,6-dinitrophenyl)azo)-1-ethyl-1,2,3,4-tetrahydro-2,2,4-trimethyl-7-quinolinyl)-